wp_xmlrpc_server::wp_deleteCategory( array $args )

	public function wp_deleteCategory( $args ) {
		$this->escape( $args );

		$username    = $args[1];
		$password    = $args[2];
		$category_id = (int) $args[3];

		if ( !$user = $this->login($username, $password) )
			return $this->error;

		/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'wp.deleteCategory' );

		if ( ! current_user_can( 'delete_term', $category_id ) ) {
			return new IXR_Error( 401, __( 'Sorry, you are not allowed to delete this category.' ) );
		}

		$status = wp_delete_term( $category_id, 'category' );

		if ( true == $status ) {
			/**
			 * Fires after a category has been successfully deleted via XML-RPC.
			 *
			 * @since WP-3.4.0
			 *
			 * @param int   $category_id ID of the deleted category.
			 * @param array $args        An array of arguments to delete the category.
			 */
			do_action( 'xmlrpc_call_success_wp_deleteCategory', $category_id, $args );
		}

		return $status;
	}